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    <title>Chapter 13. Upgrading Berkeley DB 3.0 applications to Berkeley DB 3.1</title>
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        <p>Library Version 11.2.5.3</p>
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          <th colspan="3" align="center">Chapter 13. Upgrading Berkeley DB 3.0 applications to Berkeley DB 3.1</th>
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            <h2 class="title"><a id="upgrade_3_1_toc"></a>Chapter 13. Upgrading Berkeley DB 3.0 applications to Berkeley DB 3.1</h2>
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      <div class="toc">
        <p>
          <b>Table of Contents</b>
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          <dt>
            <span class="sect1">
              <a href="upgrade_3_1_toc.html#upgrade_3_1_intro">introduction</a>
            </span>
          </dt>
          <dt>
            <span class="sect1">
              <a href="upgrade_3_1_config.html">DB_ENV-&gt;open, DB_ENV-&gt;remove</a>
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          <dt>
            <span class="sect1">
              <a href="upgrade_3_1_set_tx_recover.html">DB_ENV-&gt;set_tx_recover</a>
            </span>
          </dt>
          <dt>
            <span class="sect1">
              <a href="upgrade_3_1_set_feedback.html">DB_ENV-&gt;set_feedback, DB-&gt;set_feedback</a>
            </span>
          </dt>
          <dt>
            <span class="sect1">
              <a href="upgrade_3_1_set_paniccall.html">DB_ENV-&gt;set_paniccall, DB-&gt;set_paniccall</a>
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          <dt>
            <span class="sect1">
              <a href="upgrade_3_1_put.html">DB-&gt;put</a>
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          <dt>
            <span class="sect1">
              <a href="upgrade_3_1_dup.html">identical duplicate data items</a>
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          </dt>
          <dt>
            <span class="sect1">
              <a href="upgrade_3_1_btstat.html">DB-&gt;stat</a>
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          <dt>
            <span class="sect1">
              <a href="upgrade_3_1_sysmem.html">DB_SYSTEM_MEM</a>
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            <span class="sect1">
              <a href="upgrade_3_1_log_register.html">log_register</a>
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          </dt>
          <dt>
            <span class="sect1">
              <a href="upgrade_3_1_memp_register.html">memp_register</a>
            </span>
          </dt>
          <dt>
            <span class="sect1">
              <a href="upgrade_3_1_txn_check.html">txn_checkpoint</a>
            </span>
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          <dt>
            <span class="sect1">
              <a href="upgrade_3_1_env.html">environment configuration</a>
            </span>
          </dt>
          <dt>
            <span class="sect1">
              <a href="upgrade_3_1_tcl.html">Tcl API</a>
            </span>
          </dt>
          <dt>
            <span class="sect1">
              <a href="upgrade_3_1_tmp.html">DB_TMP_DIR</a>
            </span>
          </dt>
          <dt>
            <span class="sect1">
              <a href="upgrade_3_1_logalloc.html">log file pre-allocation</a>
            </span>
          </dt>
          <dt>
            <span class="sect1">
              <a href="upgrade_3_1_disk.html">Upgrade Requirements</a>
            </span>
          </dt>
        </dl>
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      <div class="sect1" lang="en" xml:lang="en">
        <div class="titlepage">
          <div>
            <div>
              <h2 class="title" style="clear: both"><a id="upgrade_3_1_intro"></a>introduction</h2>
            </div>
          </div>
        </div>
        <p>The following pages describe how to upgrade applications coded against
the Berkeley DB 3.0 release interfaces to the Berkeley DB 3.1 release interfaces.
This information does not describe how to upgrade Berkeley DB 1.85 release
applications.</p>
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          <td width="20%" align="center"> </td>
          <td width="40%" align="right"> <a accesskey="n" href="upgrade_3_1_config.html">Next</a></td>
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          <td width="40%" align="left" valign="top">Upgrade Requirements </td>
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            <a accesskey="h" href="index.html">Home</a>
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          <td width="40%" align="right" valign="top"> DB_ENV-&gt;open, DB_ENV-&gt;remove</td>
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